diff --git a/libpng.spec b/libpng.spec
index 135f4be..179f9ee 100644
--- a/libpng.spec
+++ b/libpng.spec
@@ -4,7 +4,7 @@ Summary:       A library of functions for manipulating PNG image format files
 Name:          libpng
 Epoch:         2
 Version:       1.6.40
-Release:       1%{?dist}
+Release:       2%{?dist}
 License:       zlib
 URL:           http://www.libpng.org/pub/png/
 
@@ -104,6 +104,9 @@ make check
 %{_bindir}/pngfix
 
 %changelog
+* Sun Jan 21 2024 Fedora Release Engineering <releng@fedoraproject.org> - 2:1.6.40-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
+
 * Wed Sep 20 2023 Tulio Magno Quites Machado Filho <tuliom@redhat.com> - 2:1.6.40-1
 - Update to libpng 1.6.40